Who invented the first air conditioner? a) W. G. GRACE b) Willis H. Carrier c) Albert Einstein d) Robert Hook Willis Carrier invented first air conditioning unit in 1901 when he was just 25 years old. 》𝐃𝐎𝐖𝐍𝐋𝐎𝐀𝐃《 This Page in PDF File NOW!!! Read more articles Previous PostWhat is the white part of the eye called? Next PostWho invented the light bulb in 1879? Leave a Reply Cancel replyCommentEnter your name or username to comment Enter your email address to comment Enter your website URL (optional) Save my name, email, and website in this browser for the next time I comment. Δ You Might Also Like Sound waves are___ waves? January 27, 2023 Who invented the radio? May 31, 2023 Ultraviolet rays coming from sun are filtered by? July 13, 2023 Which planet of the solar system spins on its axis as the fastest rate? August 28, 2020 In human beings influenza is caused by: December 5, 2022 Who invented the first mobile (cell) phones? April 4, 2023